United States

Top 70 largest US Companies in the Diagnostics & Research industry by Market Cap

This is the list of the largest public listed companies in the Diagnostics & Research industry from the United States by market capitalization with links to their reference stock.

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Top Diagnostics & Research Companies from the United States as of Jan. 01, 2026

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Rank Company Market Cap (USD) Country Sector Industry
61 Rennova Health, Inc. United States US Healthcare US Diagnostics & Research
62 PRA Health Sciences, Inc. United States US Healthcare US Diagnostics & Research
63 Bioanalytical Systems, Inc. United States US Healthcare US Diagnostics & Research
64 MaxCyte, Inc. United States US Healthcare US Diagnostics & Research
65 Health-Chem Corp United States US Healthcare US Diagnostics & Research
66 LungLife AI, Inc. United States US Healthcare US Diagnostics & Research
67 ACS Global, Inc. United States US Healthcare US Diagnostics & Research
68 Microphonics, Inc. United States US Healthcare US Diagnostics & Research
69 Optigenex, Inc. United States US Healthcare US Diagnostics & Research
70 Response Genetics, Inc. United States US Healthcare US Diagnostics & Research

Top Diagnostics & Research Companies from the United States as of Jan. 01, 2026

61. Rennova Health, Inc.

Company Profile: Rennova Health, Inc.
Country: United States
Sector: US Healthcare
Industry: US Diagnostics & Research

62. PRA Health Sciences, Inc.

Company Profile: PRA Health Sciences, Inc.
Country: United States
Sector: US Healthcare
Industry: US Diagnostics & Research

63. Bioanalytical Systems, Inc.

Company Profile: Bioanalytical Systems, Inc.
Country: United States
Sector: US Healthcare
Industry: US Diagnostics & Research

64. MaxCyte, Inc.

Company Profile: MaxCyte, Inc.
Country: United States
Sector: US Healthcare
Industry: US Diagnostics & Research

65. Health-Chem Corp

Company Profile: Health-Chem Corp
Country: United States
Sector: US Healthcare
Industry: US Diagnostics & Research

66. LungLife AI, Inc.

Company Profile: LungLife AI, Inc.
Country: United States
Sector: US Healthcare
Industry: US Diagnostics & Research

67. ACS Global, Inc.

Company Profile: ACS Global, Inc.
Country: United States
Sector: US Healthcare
Industry: US Diagnostics & Research

68. Microphonics, Inc.

Company Profile: Microphonics, Inc.
Country: United States
Sector: US Healthcare
Industry: US Diagnostics & Research

69. Optigenex, Inc.

Company Profile: Optigenex, Inc.
Country: United States
Sector: US Healthcare
Industry: US Diagnostics & Research

70. Response Genetics, Inc.

Company Profile: Response Genetics, Inc.
Country: United States
Sector: US Healthcare
Industry: US Diagnostics & Research

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